Rockford Fosgate Power 12" T1 4-Ohm DVC Subwoofer

  • $479.99
    Unit price per 
Shipping calculated at checkout.


The Power Series T1D412 Dual 4-Ohm subwoofer builds on innovative new Rockford Fosgate technologies. Built for cars and trucks, these bad boys have patented VAST technology that increases surface cone area up to 25% so the T1D412 performs like a much larger woofer over the previous model. The new FlexFit basket not only looks the part but it provides extreme flexibility for extreme installations. Clean, high tech and ready to set off car alarms, the T1D412 is here! 

  • Symmetrical dual progressive roll tear resistant poly-cotton spiders
  • Periodic-stitched fatigue resistant tinsel lead wire
  • Proprietary 8 AWG insulated allmetal input spring terminal connection
  • High-temp voice coil with spun-laced Nomex® re-inforcement collar
  • Optimized and matched magnetic and complicance geometry
  • Anodized aluminum heat sinking dust cap
  • Kevlar fiber reinforced paper cone
  • Rigid die-cast aluminum basket
  • Optimized pole piece and spider venting
  • Anodized aluminum voice coil former / copper clad aluminum wire
  • 1 Year Warranty
Size - 12"
Power Handling (Watts RMS) - 800 Watts RMS - 1600 Watts Max
Voice Coil Diameter - 3" (75.4 mm)
Mounting Depth - 6.75 in. (171 mm)
Fs (Hz) - 29.2
Cutout Diameter - 11.25 in. (285 mm)
Woofer Displacement - 0.106 cu. ft. (3.0 Liters)
Sd (cm2) - 548
Nominal Impedance - Dual 4-Ohm
Speaker Connector - Compression Terminal
Shipping Weight - 33.3 Lbs. (15.10 Kg.)
Qts - 0.61
Qes - 0.71
Qms - 4.50
Vas (Liters) - 55.8
Xmax (mm) - 16
Re (Ohms) - 6.50
Le (mH) - 2.4
Magnet Weight (oz) - 123 oz. (3.48 kg)
SPL (dB @ 1w/1m) - 85
CEA-2031 Compliant
CEA-2031 Guidelines
Subwoofer Type - Standard
Voice Coil Type - Dual Voice Coil
Sealed Box Volume (Vb) - 1.25 cu. ft. (35.3 Liters)
Vented Box Volume (Vb) - 1.75 cu. ft. (49.5 Liters)

We Also Recommend